|
1.
521 + 105 =
2
626
3
4
|
2.
23 + 307 =
2
330
3
4
|
3.
795 – 300 =
4
495
2
3
|
4.
781 – 141 =
640
3
2
4
|
|
5.
63 + 297 =
4
360
3
2
|
6.
28 – 24 =
1
2
4
3
|
7.
648 – 511 =
137
4
2
3
|
8.
583 – 205 =
3
378
4
2
|
|
9.
923 – 719 =
3
4
2
204
|
10.
64 – 60 =
1
3
2
4
|
11.
431 – 108 =
3
2
4
323
|
12.
182 + 79 =
4
3
2
261
|
|
13.
32 + 10 =
2
3
4
42
|
14.
501 + 285 =
786
2
4
3
|
15.
98 – 28 =
70
2
4
3
|
16.
952 + 37 =
2
989
4
3
|
|
17.
609 + 255 =
4
3
2
864
|
18.
66 + 502 =
568
4
3
2
|
19.
580 – 134 =
2
446
3
4
|
20.
966 – 824 =
4
142
3
2
|
|
1.
521 + 105 =
2
626
3
4
|
2.
23 + 307 =
2
330
3
4
|
3.
795 – 300 =
4
495
2
3
|
4.
781 – 141 =
640
3
2
4
|
|
5.
63 + 297 =
4
360
3
2
|
6.
28 – 24 =
1
2
4
3
|
7.
648 – 511 =
137
4
2
3
|
8.
583 – 205 =
3
378
4
2
|
|
9.
923 – 719 =
3
4
2
204
|
10.
64 – 60 =
1
3
2
4
|
11.
431 – 108 =
3
2
4
323
|
12.
182 + 79 =
4
3
2
261
|
|
13.
32 + 10 =
2
3
4
42
|
14.
501 + 285 =
786
2
4
3
|
15.
98 – 28 =
70
2
4
3
|
16.
952 + 37 =
2
989
4
3
|
|
17.
609 + 255 =
4
3
2
864
|
18.
66 + 502 =
568
4
3
2
|
19.
580 – 134 =
2
446
3
4
|
20.
966 – 824 =
4
142
3
2
|